Rain makes for lush agricultural crops, and for parched ag ETF returns. The worst-performing exchange-traded product so far in 2017 has felt the pinch of what’s been abundant rain in key growing areas in the U.S. and abroad.

After recently taking a look at the top-performing ETFs of the first quarter, it only makes sense to tell the other side of the story as well. There weren't too many exchange-traded funds with big declines during the period, but there were enough to make an interesting list.